Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 639 · 40 questions

How to think it through (Swap, then BODMAS): Rewrite the sum, swapping every sign for what it means. BODMAS: do × and ÷ first, from left to right. Then do + and −, from left to right.

1. 1.If + means ×, − means +, × means ÷ and ÷ means −, what is 14 × 7 + 10 ÷ 15?
2. 2.If + means ÷, − means ×, × means + and ÷ means −, what is 3 × 3 − 5 ÷ 4?
3. 3.If + means ÷, − means ×, × means − and ÷ means +, what is 3 − 5 ÷ 16 × 3?
4. 4.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 − 19 ÷ 14 × 14?
5. 5.If + means ÷, − means +, × means − and ÷ means ×, what is 20 − 17 × 12 + 4?
6. 6.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 × 16 − 20 ÷ 2?
7. 7.If + means ÷, − means +, × means − and ÷ means ×, what is 7 × 18 + 2 − 5?
8. 8.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 ÷ 11 − 6 + 12?
9. 9.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 − 8 + 10 ÷ 8?
10. 10.If + means ×, − means ÷, × means + and ÷ means −, what is 10 − 10 × 10 + 10?
11. 11.If + means ×, − means ÷, × means − and ÷ means +, what is 20 + 12 × 2 − 2?
12. 12.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 + 6 ÷ 2 − 19?
13. 13.If + means ÷, − means +, × means − and ÷ means ×, what is 15 − 15 ÷ 6 × 16?
14. 14.If + means ÷, − means ×, × means + and ÷ means −, what is 14 − 4 × 13 ÷ 4?
15. 15.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 − 18 ÷ 8 + 5?
16. 16.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 × 3 − 20 ÷ 9?
17. 17.If + means ×, − means +, × means ÷ and ÷ means −, what is 8 + 6 ÷ 8 − 7?
18. 18.If + means ×, − means +, × means ÷ and ÷ means −, what is 11 ÷ 11 − 8 + 9?
19. 19.If + means ÷, − means ×, × means + and ÷ means −, what is 5 + 5 × 5 − 14?
20. 20.If + means −, − means ÷, × means + and ÷ means ×, what is 14 + 10 × 3 ÷ 14?
21. 21.If + means −, − means +, × means ÷ and ÷ means ×, what is 9 + 14 − 15 ÷ 13?
22. 22.If + means −, − means ÷, × means + and ÷ means ×, what is 20 × 17 − 17 ÷ 19?
23. 23.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 − 20 ÷ 16 + 8?
24. 24.If + means −, − means +, × means ÷ and ÷ means ×, what is 12 ÷ 10 − 20 + 14?
25. 25.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 + 6 ÷ 6 − 13?
26. 26.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 + 15 ÷ 10 − 13?
27. 27.If + means −, − means ÷, × means + and ÷ means ×, what is 15 ÷ 4 + 9 × 4?
28. 28.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 ÷ 4 − 17 + 19?
29. 29.If + means ÷, − means ×, × means + and ÷ means −, what is 2 − 14 × 15 ÷ 7?
30. 30.If + means ÷, − means ×, × means − and ÷ means +, what is 2 − 17 ÷ 5 × 2?
31. 31.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 ÷ 8 + 3 − 19?
32. 32.If + means ×, − means +, × means ÷ and ÷ means −, what is 8 + 15 − 16 ÷ 11?
33. 33.If + means −, − means +, × means ÷ and ÷ means ×, what is 2 ÷ 5 + 16 × 2?
34. 34.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 + 2 − 7 ÷ 20?
35. 35.If + means −, − means ÷, × means + and ÷ means ×, what is 9 ÷ 20 − 10 × 10?
36. 36.If + means ×, − means ÷, × means + and ÷ means −, what is 19 + 3 × 18 ÷ 19?
37. 37.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 × 2 ÷ 5 − 19?
38. 38.If + means ÷, − means ×, × means + and ÷ means −, what is 5 ÷ 6 × 9 − 15?
39. 39.If + means −, − means ×, × means ÷ and ÷ means +, what is 8 − 10 + 9 ÷ 4?
40. 40.If + means −, − means ÷, × means + and ÷ means ×, what is 8 ÷ 9 + 6 × 2?

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